The sensor features a 1/4-inch male quick-connect terminal for rapid field installation and is rated for extreme thermal environments to prevent premature ceramic cracking or signal loss

or fails to initiate the burner

Built with a 2-inch NPT female connection and a robust brass body

Standard 3/8" ODF sweat fittings facilitate a seamless refrigerant line installation

and Payne air conditioning and heat pump units

Fulton Boiler 2-40-000420 Relay R-22 The sensor features a 1/4-inchThe Fulton Boiler 2 40 000420 Relay is a critical 120V low water safety relay designed for demanding steam and hydronic applications. As a genuine OEM Fulton replacement part, this component integrates directly with your boilers control circuit to provide precise low water cutoff (LWCO) monitoring and pump control. Maintaining proper water levels is essential to prevent dry firing and catastrophic pressure vessel failure; this relay ensures that if a